Metrological Specifications; Range (10 Mv/A); 400 A Range (1 Mv/A); Distortion Parameters - Chauvin Arnoux PAC 1 Mode D'emploi

4.3/ METROLOGICAL SPECIFICATIONS

All the errors are indicated as a % of Vs (value of the output voltage).
- Output impedance:100 Ω
- Zero adjustment:± 10 A by automatic step from 25 to 40 mA approx.
40 A range (10 mV/A)
Primary current
Accuracy
Phase error (45...65 Hz)
Primary current
Phase shift
- Rise time from 10 to 90% Vs: ≤ 100 µs
- Fall time from 90 to 10% Vs: ≤ 100 µs
- Output noise: from DC...1 kHz
from DC...5 kHz
from 0.1 Hz...5 kHz ≤ 2.0 mV rms or 0.2 A rms

400 A range (1 mV/A)

Intrinsic error in the reference range
Primary current 0.5...100 A
≤ 1.5% + 1 mV
Accuracy
Phase error (45...65 Hz)
Primary current
Phase shift
- Rise time from 10 to 90% Vs: ≤ 70 µs
- Fall time from 90 to 10% Vs: ≤ 70 µs
- Output noise:
from DC...1 kHz
from DC...5 kHz
from 1 kHz...5kHz

Distortion parameters

Maximum distortion of the frequency on the measurement (to be
added to the error in the reference range):
from 65 to 440 Hz
from 440 to 2000 Hz
from 2 to 10 kHz
0.5...40 A
(on DC only)
≤ 1.5% + 5 mV
10...20 A
≤ 3°
≤ 8 mV or 0.8 A DC
≤ 12 mV or 1.2 A DC
100...400 A
≤ 2%
10...300 A 300...400 A
≤ 2,2°
≤ 1 mV or 1 A peak-peak
≤ 1.5 mV or 1.5 A peak-peak
≤ 500 µV rms or 0.5 A rms
-1%
-3.5%
-3 dB
13
40...60 A
≤ 1.5%
20...40 A
≤ 2,2°
400...600 A
(on DC only)
≤ 2.5%
≤ 1.5°